Telescoping rail



FIG. 1 is an upper perspective view of a telescoping rail;

FIG. 2 is an end view of the telescoping rail;

FIG. 3 is a first side view of the telescoping rail;

FIG. 4 is a top view of the telescoping rail;

FIG. 5 is a second side view of the telescoping rail; and,

FIG. 6 is a bottom view of the telescoping rail. 

CLAIM The ornamental design for a telescoping rail, as shown and described. 